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Finding the Fourth Proportional to 677,793.84, 934,588.58 and 432,450.33

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Solution

The fourth proportional to 677,793.84, 934,588.58 and 432,450.33 is: 596,292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,793.84 : 934,588.58 = 432,450.33 : x
  2. Step 2: Convert to fraction form
    677,793.84/934,588.58 = 432,450.33/x
  3. Step 3: Cross multiply
    677,793.84x = 934,588.58 × 432,450.33
  4. Step 4: Simplify right side
    677,793.84x = 404,163,137,672.98
  5. Step 5: Solve for x
    x = 404,163,137,672.98/677,793.84
  6. Step 6: Final answer
    x = 596,292.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.